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Clean truck technology company representatives from the U.S. and China met for the first time last week with agencies from both governments, said event sponsor Calstart.

While the largest aerodynamic changes are happening on trailers, truck makers said their products also are being made more air-efficient, which has a significant effect on the entire tractor-trailer combination.

Drivewyze Inc. announced that Rhode Island has become the 13th state to adopt Drive-wyze PreClear, a new bypass service provided through smart phones, tablets and select electronic onboard recorders.

Two technology companies recently reported quarterly results reflecting improved performance.

The Port of Long Beach announced it has received a $1.34 million grant from the U.S. Environmental Protection Agency for cleaner diesel technology.

LAS VEGAS — The rapid progression of onboard technology has transformed the trucking industry, and new advances will continue to drive efficiency, technology executives said.

This letter is in regard to the Sept. 24 TTNews.com story with the headline “GPS Devices Causing Trucks to Hit Low Overpasses, Sen. Schumer Says.”

An hours-of-service waiting time exemption for drivers of “specially constructed” oil-field operations trucks should be extended to include such other oil and gas operations trucks such as those that deliver sand and water, several motor carriers and trade association officials told federal regulators.

LAS VEGAS — Mobile fleet software provider XRS Corp. said its Turnpike platform is now running on American Trucking Associations’ Interstate One truck, the first time that the educational tractor-trailer will use an electronic log.

Trimble Navigation Ltd. said it has completed its $335 million acquisition of transportation software provider TMW Systems.